Finding the Fourth Proportional to 2,900.50, 4,002.67 and 1,574.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,900.50 : 4,002.67 = 1,574.18 : x
2. Step 2: Convert to fraction form
   2,900.50/4,002.67 = 1,574.18/x
3. Step 3: Cross multiply
   2,900.50x = 4,002.67 × 1,574.18
4. Step 4: Simplify right side
   2,900.50x = 6,300,903.05
5. Step 5: Solve for x
   x = 6,300,903.05/2,900.50
6. Step 6: Final answer
   x = 2,172.35